package com.ljy.day1;

import org.apache.http.HttpEntity;
import org.apache.http.client.methods.CloseableHttpResponse;
import org.apache.http.client.methods.HttpGet;
import org.apache.http.impl.client.CloseableHttpClient;
import org.apache.http.impl.client.HttpClients;
import org.apache.http.util.EntityUtils;

public class Crawler1 {
    public static void main(String[] args) throws Exception {
        // 1.打开游览器,创建HttpClient对象
        CloseableHttpClient httpClient = HttpClients.createDefault();
        // 2.输入网址,发起get请求创建HttpGet对象
        HttpGet httpGet = new HttpGet("http://www.itcast.cn");
        // 3.按回车发起请求,返回响应,使用HttpClient对象发起请求
        CloseableHttpResponse response = httpClient.execute(httpGet);
        // 4.解析响应,获取数据
        // 判断状态码是否是200
        if(response.getStatusLine().getStatusCode() == 200){
            HttpEntity httpEntity = response.getEntity();
            String content = EntityUtils.toString(httpEntity,"utf8");
            System.out.println(content);
        }
    }
}
